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EWJ & KB Precision Balance
Brand: KernEWJ Precision Balance: High-quality precision balance with automatic internal adjustment, also with EC type approval [M].
Features- Easy to use: All primary functions have their own key on the keypad
- Automatic internal adjustment time-controlled every 2 hours. Guarantees high degree of accuracy and makes the balance independent of its location
- Capacity display: A bar lights up to show how much of the weighing range is still available
- Draft shield standard on all models with [Max] = 600 g weighing space W×D×H 134×128×80 mm
- only EWJ 300-3H: Large glass draught shield with 3 sliding doors for easy access to the items being weighed, weighing space W×D×H 155×175×217 mm
- RS-232 data interface, standard (not for EWJ-SM)
- USB interface for transferring weighing data to the PC, printer, USB sticks etc. (not for EWJ-SM)
- Protective working cover included with delivery
- In order to make it easier for you to make the right choice of KERN balance, we have included a quality code for each model, which is made up of two quality features and will give you technical data and pictograms in addition to the product features. This will help you to make the decision on the perfect balance for your application
Specifications
Brand
Construction
- Casing Material: Plastic
- Level Indicator: Yes
- Revolving Screw Feet: Yes
- Dimensions Draft Shield (WxDxH): 144 - 180 x 139 - 191 x 81 -230 mm
- Dimensions Housing (WxDxH): 215 - 220 mm x 315 - 340 mm x 90 - 321 mm
- Overall Dimensions Mounted (WxDxH): 220 mm x 340 mm x 180 - 321 mm
- Weighing Space (WxDxH): 134 - 155 x 128 - 175 x 80 - 217 mm
- Weighing Surface (d): 80 mm, 120 mm, 155 x 145 mm
- Material Weighing Plate: Stainless Steel
Display
- Display Digit Height (Large): 1.65 cm
- Display Digit Height (Small): 5 mm
Power Supply
- Charging Time: 12 h
- Operating Time (Backlight On): 10 h
- Input Voltage: 100-240 V 50/60 Hz
- Mains Adapter: Mains Adapter External
- Mains Adapter/Adapter Included: EURO CH UK US
- Operating Time (Backlight Off): 20 h
- Rechargeable Battery: Optional - Intern
Functions
- Capacity Display: Yes
- Function to Save Totals: Yes
- Counting Function: Yes
- Percentage Determination: Yes
Measuring System
- Adjustment Options: Internal Calibration (Auto)
- Weighing Units: oz.t ct tl (HK) g oz. mo lb dwt tl (Singap. Malays) tl (Tw)
- Eccentric Loading at 1/3 [Max.]: 5 - 300 mg
- Linearity: 5 - 300 mg
- Readability [d]: 1 - 100 mg
- Recommended Adjusting Weight: 300 g - 6 kg
- Repeatability: 2 - 100 mg
- Resolution: 60,000 - 300,000
- Stabilisation Time Under Laboratory Conditions: 3 s
- Tare Range: 300 g - 6 kg
- Warm Up Time: 2 h
- Weighing Capacity [Max.]: 300 g - 6 kg
- Weighing system: Strain gauge
Environmental Conditions
- Maximum Humidity: 80 %
- Maximum Operating Temperature: 30° C - 35° C
- Minimum Ambient Temperature: 15° C
Counting
- Counting Resolution: 30,000 - 150,000
- Minimum Piece Weight at Piece Counting (Laboratory): 2 - 100 mg
- Minimum Piece Weight at Piece Counting (Normal): 20 - 1 g
- Reference Weight: Yes
Technical Data About Verification EWJ600-2M
- Minimum Load [Min]: 500 mg
- Periodic Verification for Italy: 969-112
- Verification Approval Conforming to 2014/31/EU: Yes
- Verification by KERN Possible: Yes
- Verification Class: II
- Verification Value [e]: 100 mg
Documentation
Brochures
- Compact Laboratory Balance KERN EWJ Brochure (English) pdf 231 KB
- Compact Laboratory Balance KERN EWJ Brochure (French) pdf 243 KB
- Compact Laboratory Balance KERN EWJ Brochure (German) pdf 241 KB
- Compact Laboratory Balance KERN EWJ Brochure (Italian) pdf 232 KB
- Compact Laboratory Balance KERN EWJ Brochure (Spanish) pdf 234 KB
Certifications
- EU Declaration of Conformity (QXPCE-ST-275) (English) pdf 138 KB
- EU Declaration of Conformity (QXPCE-ST-275) (German) pdf 139 KB
- EU Declaration of Conformity (QXPCE-V-167) (English) pdf 150 KB
- EU Declaration of Conformity (QXPCE-V-167) (German) pdf 151 KB
- Sample Certificate - DAkkS DKD (Spanish) pdf 603 KB
- Sample Certificate - DAkkS/DKD (Dutch) pdf 651 KB
- Sample Certificate - DAkkS/DKD (English) pdf 601 KB
- Sample Certificate - DAkkS/DKD (French) pdf 696 KB
- Sample Certificate - DAkkS/DKD (Italian) pdf 693 KB
Manuals
- Operating Instructions (Short Version) (Bulgarian) pdf 207 KB
- Operating Instructions (Short Version) (Croatian) pdf 198 KB
- Operating Instructions (Short Version) (Czech) pdf 201 KB
- Operating Instructions (Short Version) (Danish) pdf 85 KB
- Operating Instructions (Short Version) (Dutch) pdf 165 KB
- Operating Instructions (Short Version) (Estonian) pdf 124 KB
- Operating Instructions (Short Version) (Finnish) pdf 125 KB
- Operating Instructions (Short Version) (German) pdf 86 KB
- Operating Instructions (Short Version) (Greek) pdf 190 KB
- Operating Instructions (Short Version) (Hungarian) pdf 135 KB
- Operating Instructions (Short Version) (Latvian) pdf 190 KB
- Operating Instructions (Short Version) (Lithuanian) pdf 188 KB
- Operating Instructions (Short Version) (Norwegian) pdf 84 KB
- Operating Instructions (Short Version) (Polish) pdf 205 KB
- Operating Instructions (Short Version) (Portuguese) pdf 158 KB
- Operating Instructions (Short Version) (Romanian) pdf 190 KB
- Operating Instructions (Short Version) (Slovakian pdf 147 KB
- Operating Instructions (Short Version) (Slovene) pdf 117 KB
- Operating Instructions (Short Version) (Swedish) pdf 126 KB
- Operating Instructions (Short Version) (Turkish) pdf 164 KB
- Operations Manual Precision Balances (KERN EWJ) (Bulgarian) pdf 1.5 MB
- Operations Manual Precision Balances (KERN EWJ) (Czech) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (Danish) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (Dutch) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (English) pdf 2.3 MB
- Operations Manual Precision Balances (KERN EWJ) (Finnish) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (French) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (German) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (Hungarian) pdf 1.5 MB
- Operations Manual Precision Balances (KERN EWJ) (Italian) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (Polish) pdf 1.5 MB
- Operations Manual Precision Balances (KERN EWJ) (Portuguese) pdf 1.4 MB
- Operations Manual Precision Balances (KERN EWJ) (Spanish) pdf 1.5 MB
- Operations Manual Precision Balances (KERN EWJ) (Swedish) pdf 1.4 MB
- Reference Manual KERN Communications Protocol (KCP) (English) pdf 1.8 MB
- Supplementary Instructions - KERN EWJ (English) pdf 188 KB
- Supplementary Instructions - KERN EWJ-300 pdf 168 KB
- Supplementary Instructions - KERN EWJ-600/3000 pdf 162 KB
- Supplementary Instructions - KERN EWJ-6000 (English) pdf 178 KB